Hydration Pack with 2L Bladder,2 In 1 Ultra-Light Helmet Bag for Hiking, Cycling, Running, Rock Climbing and Outdoor Activities

EASY DRINKING SYSTEM: This cycling backpack adopts a system to drink water easily. On the shoulder straps of this cycling backpack, there is an opening to exit the hose, you can drink water easily during cycling., BREATHABLE & COMFORTABLE: Integrated breathable mesh pad on the back for maximum breathability and heat dissipation. Made of lightweight tear resistant nylon fabric, so it's very light and durable., PERFECT FITTING: Ergonomic design on the back for maximum breathability and comfort, both chest strap and waist strap can fix the bag lightly so this bike backpacks will not wobble easily while riding., APPLICABLE OCCASIONS: Perfectly suitable for outdoor activities, such as cycling, camping, running, etc for men women. This cycling backpack can absolutely be a loyal and versatile companion for your short trip or sports experience., Great Gift Idea - With Exquisite overall craftsmanship with cleanly finished seams, heavy-duty smooth zippers and strong durable materials, hydration bag is a great, practical gift idea for men and women. Perfectly for trekking, biking and more.